<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>

<body class="dpflex flexD">
   <header>
       源码健身
   </header>
   <main class="flex1">
       <div class="con dpflex">
           <div class="timer">5s</div>
           <div class="flex1">跳过</div>
       </div>
<p>
    HOLD ON
</p>
   </main>
</body>

</html>